Amazon.com offers the Microsoft Xbox 360 Special Edition Wireless Controller in Silver, model no. QFF-00005, for $42.80 with free shipping. This controller features an improved D-pad and grayscale buttons, and it comes with the Microsoft Play & Charge Kit.

Amazon offers its Amazon Prime members the PlayStation Move Sharpshooter Controller for PlayStation 3, model no. 98100, for $19.99 with free shipping. (Non-members can get free shipping with orders of $25 or more; otherwise, shipping adds $4.98.) This attachment is compatible with games such as Killzone 3, SOCOM 4, and more.